Documentation / technical / api-setup.txton commit submodule add: If --branch is given, record it in .gitmodules (b928922)
   1setup API
   2=========
   3
   4Talk about
   5
   6* setup_git_directory()
   7* setup_git_directory_gently()
   8* is_inside_git_dir()
   9* is_inside_work_tree()
  10* setup_work_tree()
  11* get_pathspec()
  12
  13(Dscho)